Any.h

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// Honeycomb, Copyright (C) 2015 NewGamePlus Inc.  Distributed under the Boost Software License v1.0.
#pragma once

#include "Honey/Thread/Condition/Condition.h"

namespace honey
{

class ConditionAny
{
public:
    void signal()                                                       { Mutex::Scoped _(_lock); _cond.signal(); }
    void broadcast()                                                    { Mutex::Scoped _(_lock); _cond.broadcast(); }

    template<class Lockable>
    void wait(Lockable& lock)                                           { wait(lock, MonoClock::TimePoint::max()); }
    template<class Lockable, class Rep, class Period>
    bool wait(Lockable& lock, Duration<Rep,Period> time)                { return wait(lock, time == time.max() ? MonoClock::TimePoint::max() : MonoClock::now() + time); }
    template<class Lockable, class Clock, class Dur>
    bool wait(Lockable& external, TimePoint<Clock,Dur> time)
    {
        //Scoping used to ensure state is returned to normal if an exception is thrown
        Mutex::Scoped internal(_lock);
        external.unlock();
        auto _ = ScopeGuard(lock::lockGuard(external));
        UniqueLock<Mutex::Scoped> __(internal, lock::Op::adopt);
        return _cond.wait(internal, time);
    } //internal.unlock(); external.lock();

private:
    Condition _cond;
    Mutex     _lock;
};

}